text: /* ************************************************************************** */
  /*                                                                            */
  /*                                                        :::      ::::::::   */
  /*   ft_isalpha.c                                       :+:      :+:    :+:   */
  /*                                                    +:+ +:+         +:+     */
  /*   By: ntoshihi <ntoshihi@student.42tokyo.jp>     +#+  +:+       +#+        */
  /*                                                +#+#+#+#+#+   +#+           */
  /*   Created: 2021/10/04 22:06:54 by ntoshihi          #+#    #+#             */
  /*   Updated: 2021/10/04 22:06:58 by ntoshihi         ###   ########.fr       */
  /*                                                                            */
  /* ************************************************************************** */
  
  #include "libft.h"
  
  int	ft_isalpha(int c)
  {
  	return (('A' <= c && c <= 'Z') || ('a' <= c && c <= 'z'));
  }
  